This course offers customers an introduction to SolarWinds Backup, focusing on configuring the backup technology, taking backups, data restoration and data security. It is a great primer and will get you up to speed quickly on SolarWinds Backup. Register for class.

ESXi hosts show status unknown in Virtualization tab and NPM

Table of contents

Overview

This article describes the problem when ESXi hosts show status unknown. It is also unable to poll and VM's on ESXi hosts also display as unknown.

Environment

NPM version 11.5.2

VMAN version 6.3+

Cause

This issue occurs when in NPM virtualization settings, you poll through ESXi or vcenter while in VMAN appliance, you are polling through ESXi or vCenter. Both NPM and VMAN should poll through the same settings preferably vcenter with the same credentials applied.

Resolution

Disable VMAN NPM integration. This can be located in the virtualization settings of the Web Console.

Change all ESXi hosts to poll through vCenter. This can be checked on Visualization settings page of the Web Console.

Change all ESXi hosts to poll through vCenter in VMAN

Enable VMAN NPM integration.

Run sync wizard.

Go to the virtualization tab and click vcenter.

Click discover and then poll now.

OR

Disable VMAN NPM integration. This can be located in the virtualization settings of the Web Console.